Table 2.
Conditions: 3 (0.1 mmol), Pd(OAc)2 (6 mol%), L10 (10 mol%), NaTFA (0.7 equiv), Ag2CO3 (2.0 equiv), HFIP/MeCN (1 mL/ 0.1 mL), N2, 110 °C, 16 h.
Isolated yields.
L13 was used instead of L10, 100 °C.
Pd(OAc)2 (10 mol%), L12 (15 mol%), NaTFA (1 equiv), Ag2O (2.0 equiv), HFIP/MeCN (1 mL/ 0.1 mL), 100 °C, 24 h.
100 °C. fL12 was used instead of L10, 100 °C.